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This HTML tag allows varying data types to be embedded into an HTML document. This HTML tag allows plug-ins or applications to run in an HTML window.Įmbed tags in HTML: When this setting is enabled, any message that contains the “Embed” HTML tag will be marked as spam. Object tags in HTML: When this setting is enabled, any message that contains the “Object” HTML tag will be marked as spam. These tags are used on websites or in HTML messages to format the page for displaying text or graphics. JavaScript or VBScript in HTML: When this setting is enabled, any message that uses JavaScript or Visual Basic Script Edition in HTML will be marked as spam.įrame or IFrame tags in HTML: When this setting is enabled, any message that contains the “Frame” or “IFrame” HTML tag will be marked as spam. info extension in the body of a message will receive an increased spam score.Įmpty messages: When this setting is enabled, any message in which the body and subject line are both empty, and which also has no attachment, will be marked as spam. info websites: When this setting is enabled, any message that contains a. URL redirect to other port: When this setting is enabled, any message that contains a hyperlink that redirects the user to ports other than port 80 (regular HTTP protocol port), 8080 (HTTP alternate port), or 443 (HTTPS port) will receive an increased spam score.

Numeric IP address in URL: When this setting is enabled, any message that has numeric-based URLs (most often in the form of an IP address) will receive an increased spam score. Image links to remote sites: When this setting is enabled, any message with image links to remote websites will receive an increased spam score. Options that increase the SCL Spam Score of a message if detected and options that automatically mark a particular message as spam if it is detected.īelow is a breakdown of the options currently available: Increase Spam Score options These will be applied to all users in your organisation. The screenshot below shows a modified version of the Default Spam settings. The maximum length of time you can store a message in the Spam quarantine is 15 days. You can specify how long a suspect spam message remains in the quarantine using the text box below. This is our recommended way of dealing with High Confidence Spam. Quarantine Message: This will move the suspected message to the Spam Quarantine, which we cover later in this article. We don’t advise on using this setting as you may lose an important email if it is detected as spam incorrectly. You can specify the email address to forward to using the text box further down the page.ĭelete the Message: This will obviously delete the suspect spam email. Redirect Message to Email Address: This option allows you to forward the suspected spam message to an email address of your choosing. Again, you can choose the text you want pre-pended using the text box further down the page. This may be useful if you are testing particular anti-spam settings and want them to stand out. Prepend Subject Line with Text: This is a bit of an old school setting which allows you to add something like ***SPAM*** to the front of the subject of a suspected spam email. You must use this action, in conjunction with a transport rule, if you want to replicate the Move message to Junk Email folder for on-premise mailboxes protected with Exchange Online Protection. You can choose the X-Header text you want to add using the text box lower down in the page. Move message to Junk Email Folder: This will move the suspected spam email to the Junk E-Mail folder in the user’s mailbox.Īdd X-Header: This will add an X-Header of your choosing to the suspect email message. As an Administrator, you can modify the default action taken when a Spam email is detected. We would still recommend not automatically deleting these messages as no Anti-Spam system is foolproof. High Confidence Spam: This is what Office 365 thinks is most definitely spam and you can apply a more aggressive action. This may include some false positives from time to time so you are advised to configure an action that allows the user to check and recover these messages if required.

Spam: This is what Office 365 considers to be likely spam. You will notice that you can apply actions for two different levels of Spam: